12323212022 has 32 divisors (see below), whose sum is σ = 20456029440. Its totient is φ = 5521007520.

The previous prime is 12323212003. The next prime is 12323212043. The reversal of 12323212022 is 22021232321.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12323211985 and 12323212003.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 793928 + ... + 809300.

It is an arithmetic number, because the mean of its divisors is an integer number (639250920).

Almost surely, 2^12323212022 is an apocalyptic number.

12323212022 is a deficient number, since it is larger than the sum of its proper divisors (8132817418).

12323212022 is a wasteful number, since it uses less digits than its factorization.

12323212022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15908.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 12323212022 its reverse (22021232321), we get a palindrome (34344444343).

The spelling of 12323212022 in words is "twelve billion, three hundred twenty-three million, two hundred twelve thousand, twenty-two".